Results 51 to 60 of about 57,214 (301)

Apical vesicles: Social networking at the pollen tube tip

open access: yesReproduction and Breeding, 2022
Pollen tube growth is asymmetric and highly focused at the tip. It is regarded as an ideal model cell system in plants to study polar cell growth and cell polarity.
Xun Weng, Hao Wang
doaj   +1 more source

Exploration of Limonium interspecific breeding possibility : a thesis presented in partial fulfilment of the requirement for the degree of Master of Science in Plant Science at Massey University, Palmerston North, New Zealand [PDF]

open access: yes, 1995
Interspecific crossability was investigated in the genus Limonium (Plumbaginaceae). Six Limonium species were chosen for this study, five of which are dimorphic and L.perigrinum which is monomorphic.
Zhang, Celia
core  

Expression-based and co-localization detection of arabinogalactan protein 6 and arabinogalactan protein 11 interactors in Arabidopsis pollen and pollen tubes [PDF]

open access: yes, 2013
Arabinogalactan proteins (AGPs) are cell wall proteoglycans that have been shown to be important for pollen development. An Arabidopsis double null mutant for two pollen-specific AGPs (agp6 agp11) showed reduced pollen tube growth and compromised ...
Amorim, Maria Isabel   +6 more
core   +1 more source

Gibberellin Regulates Pollen Viability and Pollen Tube Growth in Rice [PDF]

open access: yesThe Plant Cell, 2007
AbstractGibberellins (GAs) play many biological roles in higher plants. We collected and performed genetic analysis on rice (Oryza sativa) GA-related mutants, including GA-deficient and GA-insensitive mutants. Genetic analysis of the mutants revealed that rice GA-deficient mutations are not transmitted as Mendelian traits to the next generation ...
Tory, Chhun   +9 more
openaire   +2 more sources

Flexible Pressure Sensor With Co‐Optimized Sensitivity and Linearity Based on Gradient Toroidal Microstructures

open access: yesAdvanced Materials Technologies, EarlyView.
A flexible piezoresistive pressure sensor with gradient toroidal CNT/PDMS microstructures is reported. The hierarchical geometry enables sequential electrode contact, achieving a sensitivity of 256.20 kPa−1 and linear response (R2 = 0.99) over 0–1000 kPa.
Rongmei Wang   +8 more
wiley   +1 more source

Flower Biology of Two Diospyros Species Neighborly Live at Csc Area: Do Pollen Viability and Tube Growth Rate Shire Endemic Distribution [PDF]

open access: yes, 2008
Aims of study were to compare flower structure, pollen viability and pollen tube growth rate of two Diospyros species neighborly live in Cibinong Science Centre (CSC) park, Diospyros blancoi and D.
Rachman, E. (Erlin)
core  

Incidence and post-pollination mechanisms of nonrandom mating in Arabidopsis thaliana [PDF]

open access: yes, 2009
Compatible pollinations from many differenttaxa display nonrandom mating. Here we describe a systemfor examining questions of nonrandom mating in Arabidopsisthaliana.
Carlson, Ann L   +2 more
core   +3 more sources

Cross‐Scale Hierarchical Targeted Delivery System Based on Small‐Scale Magnetic Robots

open access: yesAdvanced Robotics Research, EarlyView.
This article reviews a cross‐scale hierarchical targeted delivery system that integrates magnetic continuum robots and magnetic microrobots. By combining rapid long‐range navigation with precise microscale targeting, the system overcomes key limitations of single‐scale approaches.
Junjian Zhou   +4 more
wiley   +1 more source

Roles for NO and ROS signalling in pollen germination and pollen-tube elongation in Cupressus arizonica

open access: yesBiologia Plantarum, 2015
Roles for nitric oxide (NO) and reactive oxygen species (ROS) during pollen-tube growth have been well established in angiosperms, but there remains lack of information regarding their potential signalling roles in pollen tubes in gymnosperms.
S. Pasqualini   +6 more
doaj   +1 more source

Arabidopsis COG Complex Subunits COG3 and COG8 Modulate Golgi Morphology, Vesicle Trafficking Homeostasis and Are Essential for Pollen Tube Growth. [PDF]

open access: yesPLoS Genetics, 2016
Spatially and temporally regulated membrane trafficking events incorporate membrane and cell wall materials into the pollen tube apex and are believed to underlie the rapid pollen tube growth.
Xiaoyun Tan   +17 more
doaj   +1 more source

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